Change your thoughts and you change your world.

The desire for recognition, the thymotic part of the soul, is the most politically dangerous part of human nature.

The preservation of the means of knowledge among the lowest ranks is of more importance to the public than all the property of all the rich men in the country.

数学家是将咖啡转化为定理的装置。

I cannot and will not cut my conscience to fit this year's fashions.

I don’t like to be second. I like to be first.

To find yourself, think for yourself.